| international custom | völkerrechtliches Gewohnheitsrecht |
| international customer | Auslandskunde |
| international data encryption algorithm | IDEA-Algorithmus |
| International Date Line | Datumsgrenze |
| International Date Line , IDL | internationale Datumsgrenze |
| International Day against Drug Abuse and Illicit Trafficking | Weltdrogentag |
| International Day Against Homophobia | International Day Against Homophobia |
| International Day for the Eradication of Poverty | Internationaler Tag für die Beseitigung der Armut |
| International Day of Peace | Weltfriedenstag |
| international debt crisis | internationale Schuldenkrise |
| International Democrat Union | Internationale Demokratische Union |
| International Development Association | Internationale Entwicklungsorganisation |
| international dimension | internationale Dimension |
| international direct dial call | Auslandsgespräch mit Durchwahl |
| international direct distance dialling | Internationaler Selbstfernwähldienst |
| international distress radio frequency | internationale Notfunkfrequenz |
| international distribution | Internationale Verteilung |
| international division of labor | internationale Arbeitsteilung |
| international division of labour | Internationale Arbeitsteilung |
| International dollar | Internationaler Dollar |
| International draughts | Dame |
| International E-road network | Europastraße |
| International Earth Rotation and Reference Systems Service | Internationaler Erdrotationsdienst |
| international economic law | internationales Wirtschaftsrecht |
| International economics | Wirtschaft |
| international economy | Weltwirtschaft |
| International Eisteddfod | Eisteddfod |
| international election observers | internationale Wahlbeobachter |
| international electronical commission | Internationale elektronische Kommission |
| International Electrotechnical Commission | International Electrotechnical Commission |
| International Energy Agency | Internationale Energieagentur |
| International English | Englisch als Lingua Franca |
| international environmental relations | Internationale Umwelbeziehungen |
| international exchange | Transit-Vermittlungsstelle |
| international exposition | internationale Ausstellung |
| International express | D-Zug |
| International express train | D-Zug |
| International Federation for Equestrian Sports | International Federation of Equestrian Sports |
| International Federation of American Football | International Federation of American Football |
| International Federation of Associated Wrestling Styles | FILA |
| International Federation of Journalists | Internationale Journalisten-Föderation |
| International Federation of Liberal Youth | International Federation of Liberal Youth |
| International Federation of Library Associations and Institutions | IFLA |
| International Federation of Red Cross and Red Crescent Societies | Internationales Rotes Kreuz |
| International Fellowship of Reconciliation | Internationaler Versöhnungsbund |
| International Finance Centre | Two International Finance Centre |
| International Finance Corporation | International Finance Corporation |
| international financial Jewry | internationales Finanzjudentum |
| International Financial Reporting Standards | International Financial Reporting Standards |
| international financial system | internationales Finanzsystem |
| International Fixed Calendar | Internationaler Ewiger Kalender |
| international flight | Auslandsflug |
| International Football Association Board | International Football Association Board |
| international football match | Fußballländerspiel |
| International Four Days Marches Nijmegen | Nijmegenmarsch |
| International Frederick Chopin Piano Competition | Chopin-Wettbewerb |
| International Fund for Agricultural Development | Internationaler Fonds für landwirtschaftliche Entwicklung |
| International Fund for Agricultural Development , IFAD | Internationaler Fonds für landwirtschaftliche Entwicklung , IFAD |
| International Gamers Award | International Gamers Award |
| international gateway | internationales Tor |
| international gateway exchange | Auslands-Kopfvermittlungsstelle |
| International Geographical Union , IGU | Internationale Geographische Union , IGU |
| International Geophysical Year | Internationales Geophysikalisches Jahr |
| International Gothic | Weicher Stil |
| International Handball Federation | International Handball Federation |
| international harmonisation | Internationale Harmonisierung |
| International Helsinki Federation for Human Rights | Internationale Helsinki-Föderation für Menschenrechte |
| International Hockey Federation | Fédération Internationale de Hockey |
| International Hockey League | International Hockey League |
| International Holocaust Remembrance Day | Tag des Gedenkens an die Opfer des Nationalsozialismus |
| International House | Hotel International |
| International humanitarian law | Humanitäres Völkerrecht |
